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Cheap flights from London to Rennes from £30

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Rennes departing on 30/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London to Rennes

Cheap return flights

Enter your travel dates to find the best prices.
easyJet Logo
13:25 - 15:40
LGW
-
RNS
1h 15mdirect
easyJet Logo
22:00 - 22:05
RNS
-
LGW
1h 05mdirect
£67easyJet
Sun, 7 Jun - Tue, 23 Jun
easyJet Logo
13:25 - 15:40
LGW
-
RNS
1h 15mdirect
easyJet Logo
22:00 - 22:05
RNS
-
LGW
1h 05mdirect
£68easyJet
Sun, 14 Jun - Tue, 30 Jun
easyJet Logo
12:35 - 14:50
LGW
-
RNS
1h 15mdirect
easyJet Logo
15:25 - 15:35
RNS
-
LGW
1h 10mdirect
£84easyJet
Wed, 3 Jun - Wed, 10 Jun
easyJet Logo
13:25 - 15:40
LGW
-
RNS
1h 15mdirect
easyJet Logo
20:25 - 20:30
RNS
-
LGW
1h 05mdirect
£88easyJet
Sun, 12 Jul - Thu, 16 Jul
Multiple Airlines Logo
19:45 - 10:20
LHR
-
RNS
13h 35m
1 stop
Multiple Airlines Logo
14:25 - 19:25
RNS
-
LHR
6h 00m
1 stop
£160Multiple Airlines
Wed, 3 Jun - Wed, 10 Jun
Multiple Airlines Logo
19:45 - 10:20
LHR
-
RNS
13h 35m
1 stop
Multiple Airlines Logo
14:25 - 20:55
RNS
-
LHR
7h 30m
1 stop
£162Multiple Airlines
Sun, 7 Jun - Tue, 23 Jun
Air France Logo
15:20 - 09:50
LHR
-
RNS
17h 30m
2 stops
Air France Logo
11:05 - 18:35
RNS
-
LHR
8h 30m
1 stop
£165Air France
Mon, 15 Jun - Sat, 20 Jun
Air France Logo
19:45 - 10:20
LHR
-
RNS
13h 35m
1 stop
Air France Logo
11:05 - 18:35
RNS
-
LHR
8h 30m
1 stop
£172Air France
Fri, 5 Jun - Mon, 8 Jun
KLM Logo
08:25 - 13:50
LCY
-
RNS
4h 25m
1 stop
KLM Logo
11:05 - 17:20
RNS
-
LCY
7h 15m
2 stops
£196KLM
Thu, 28 May - Thu, 4 Jun
KLM Logo
20:45 - 10:20
LCY
-
RNS
12h 35m
2 stops
KLM Logo
14:25 - 19:45
RNS
-
LCY
6h 20m
1 stop
£205KLM
Sun, 7 Jun - Tue, 23 Jun

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easyJet flights from London to Rennes

Our best easyJet deals on London to Rennes flight tickets
easyJet
7 Jun
LGW13:25London Gatwick
1h 15m
RNS15:40Rennes St Jacques
23 Jun
RNS22:00Rennes St Jacques
1h 05m
LGW22:05London Gatwick
£67
easyJet
14 Jun
LGW13:25London Gatwick
1h 15m
RNS15:40Rennes St Jacques
30 Jun
RNS22:00Rennes St Jacques
1h 05m
LGW22:05London Gatwick
£68
easyJet
3 Jun
LGW12:35London Gatwick
1h 15m
RNS14:50Rennes St Jacques
10 Jun
RNS15:25Rennes St Jacques
1h 10m
LGW15:35London Gatwick
£84

KLM flights from London to Rennes

Our best KLM deals on London to Rennes flight tickets
KLM
9 May
LGW17:00London Gatwick
16h 20m
1 stop
RNS10:20Rennes St Jacques
15 May
RNS11:05Rennes St Jacques
5h 55m
1 stop
LGW16:00London Gatwick
£159
KLM
12 May
LHR08:40London Heathrow
4h 15m
1 stop
RNS13:55Rennes St Jacques
29 May
RNS14:25Rennes St Jacques
7h 30m
1 stop
LHR20:55London Heathrow
£182
KLM
28 May
LHR06:30London Heathrow
6h 20m
1 stop
RNS13:50Rennes St Jacques
4 Jun
RNS11:05Rennes St Jacques
9h 20m
2 stops
LHR19:25London Heathrow
£182

momondo Fare Finder

 
Customise your flight search to find flights from London to Rennes that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 28 April 2026.
Use the filters below to find and compare flights from London to Rennes that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonRennes

LGW - RNS

LGWRNS

London Gatwick

Sun 7/6

13:25-15:40

Nonstop1h 15m

Rennes St Jacques

Tue 23/6

22:00-22:05

Nonstop1h 05m

£67

LondonRennes

LGW - RNS

LGWRNS

London Gatwick

Sun 14/6

13:25-15:40

Nonstop1h 15m

Rennes St Jacques

Tue 30/6

22:00-22:05

Nonstop1h 05m

£68

LondonRennes

LGW - RNS

LGWRNS

London Gatwick

Wed 3/6

12:35-14:50

Nonstop1h 15m

Rennes St Jacques

Wed 10/6

15:25-15:35

Nonstop1h 10m

£84

LondonRennes

LGW - RNS

LGWRNS

London Gatwick

Sun 12/7

13:25-15:40

Nonstop1h 15m

Rennes St Jacques

Thu 16/7

20:25-20:30

Nonstop1h 05m

£88

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Wed 3/6

19:45-10:20

1 stop13h 35m

Rennes St Jacques

Wed 10/6

14:25-19:25

1 stop6h 00m

£160

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Sun 7/6

19:45-10:20

1 stop13h 35m

Rennes St Jacques

Tue 23/6

14:25-20:55

1 stop7h 30m

£162

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Mon 15/6

15:20-09:50

2 stops17h 30m

Rennes St Jacques

Sat 20/6

11:05-18:35

1 stop8h 30m

£165

LondonRennes

LHR - RNS

LHRRNS

London Heathrow

Fri 5/6

19:45-10:20

1 stop13h 35m

Rennes St Jacques

Mon 8/6

11:05-18:35

1 stop8h 30m

£172

LondonRennes

LCY - RNS

LCYRNS

London City

Thu 28/5

08:25-13:50

1 stop4h 25m

Rennes St Jacques

Thu 4/6

11:05-17:20

2 stops7h 15m

£196

LondonRennes

LCY - RNS

LCYRNS

London City

Sun 7/6

20:45-10:20

2 stops12h 35m

Rennes St Jacques

Tue 23/6

14:25-19:45

1 stop6h 20m

£205

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Rennes from

How to get the cheapest flight ticket from London to Rennes

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Rennes?

What is the cheapest month to fly to Rennes?

The cheapest month to fly to Rennes from London is in May. Flight prices, which tend to average around £13, are often lower during this time because this is during the off-season. If you don’t want to visit Rennes in May, then you should wait until November to fly from London, when ticket prices are also cheap, with an average price of £24.

What is the cheapest day to depart on your flight to Rennes?

Our data shows that Thursday is the least expensive day to fly to Rennes. Tickets to fly out on this day can be as low as £85. Flights from London to Rennes on a Saturday will generally be more expensive and average around £179. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Rennes?

According to our data, the cheapest time of day to fly to Rennes is in the afternoon. momondo users have found flights departing from London to Rennes in the afternoon for as low as £83. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Rennes is in the morning when prices are around £178.

What is the cheapest London to Rennes St Jacques flight route?

Fly from London Gatwick to Rennes St Jacques for the best London - Rennes St Jacques flight prices

Can stopping save me money on London to Rennes flights?

No. A direct flight is the cheapest option for a flight between London to Rennes.

How have London to Rennes flight prices changed over time?

As of April 2026, prices for London to Rennes flights are approximately 86% more expensive when compared to flights at the same time last year.

When to book flights from London to Rennes

Are you open to changing your travel dates? Check out the ideal times to fly from London to Rennes according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Rennes (LON to RNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Rennes

Best price found

£51

Fastest flight time

1h 10m

Direct flights

Every day

Airports in Rennes

1 airport
The best one-way flight to Rennes from London in the past 72 hours is £51. The best return flight deal from London to Rennes found on momondo in the last 72 hours is £140.
The fastest flight from London to Rennes takes 1h 10m
Direct flights go from London to Rennes every day.
There is 1 airport in Rennes. From London there are direct flights to Rennes St Jacques (RNS).
Search flight deals

Frequently asked questions about flying from London to Rennes

  • How far is London to Rennes St Jacques by plane?

    The distance between London and Rennes St Jacques is about 243.8 mi. Typically, this will take 1h 10m by plane in normal conditions.

  • When did momondo last update prices for flights from London to Rennes St Jacques Airport?

    Prices for flights from London to Rennes St Jacques Airport were last updated today.

  • How many operators does momondo search for flights from London to Rennes St Jacques Airport?

  • How old do you have to be to fly from London to Rennes St Jacques Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Rennes St Jacques Airport.

  • What documentation or ID do you need to fly to Rennes St Jacques Airport?

    The necessary travel and health documents for your Rennes St Jacques Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to Rennes?

  • What is the most popular airline from London to Rennes?

Best airlines flying from London to Rennes

Compare and see reviews for airlines that fly from London to Rennes with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £57Free CancellationRating
6.9
1,897 reviews
Search easyJet flights

  • easyJet Flights From London to Rennes

    easyJet operates around 2 flights from London to Rennes every week. The average price of these flights found in the last 72 hours has been £162, but momondo users have found easyJet deals from London to Rennes from as low as £57 round-trip. easyJet has been scored 6.9/10 in 1,897 reviews.

Why use momondo?

Why should I use momondo to find a flight deal from London to Rennes?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Rennes . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Rennes with flexible booking policies on momondo?

momondo does allow users to show only those flights to Rennes from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Rennes?

Once you have performed a search for London to Rennes flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Rennes right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Rennes now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Rennes and let you know when they change.

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